Does this test actually allow you to join the group or is it a marketing tool, possibly with scored nudged up a bit, to get you to pay to take a test to see if

Does this test actually allow you to join the group or is it a marketing tool, possibly with scored nudged up a bit, to get you to pay to take a test to see if you can join? I've never heard of a valid IQ test in an uncontrolled unproctored environment.